CN109855586A - Rotor diameter detection device - Google Patents

Rotor diameter detection device Download PDF

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Publication number
CN109855586A
CN109855586A CN201910258689.0A CN201910258689A CN109855586A CN 109855586 A CN109855586 A CN 109855586A CN 201910258689 A CN201910258689 A CN 201910258689A CN 109855586 A CN109855586 A CN 109855586A
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CN
China
Prior art keywords
rotor
detection device
connecting pin
diameter detection
spring
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Application number
CN201910258689.0A
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Chinese (zh)
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CN109855586B (en
Inventor
金东�
严伟儿
李佳毅
黄显
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Gree Electric Appliances Inc of Zhuhai
Zhuhai Kaibang Motor Manufacture Co Ltd
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Zhuhai Kaibang Motor Manufacture Co Ltd
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Application filed by Gree Electric Appliances Inc of Zhuhai, Zhuhai Kaibang Motor Manufacture Co Ltd filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201910258689.0A priority Critical patent/CN109855586B/en
Publication of CN109855586A publication Critical patent/CN109855586A/en
Application granted granted Critical
Publication of CN109855586B publication Critical patent/CN109855586B/en
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Abstract

The invention discloses a kind of rotor diameter detection devices, comprising: supporting mechanism, rotor rotation are set on the supporting mechanism;At least a pair of of spring measuring mechanism, two spring measuring mechanisms in each pair of spring measuring mechanism are arranged with the radial symmetric of rotor, and two spring measuring mechanisms in each pair of spring measuring mechanism are all contacted with the outer round surface of rotor, rotor rotation drives each pair of spring measuring mechanism to generate stroke;Sensor, sensor is equipped on each pair of spring measuring mechanism, and sensor is used to obtain the stroke of each pair of spring measuring mechanism and stroke is converted into outer diameter numerical value.The present invention compared with the prior art in measurement error can reduce to detect rotor diameter manually by outside micrometer, and then improve the precision of rotor diameter measurement.

Description

Rotor diameter detection device
Technical field
The present invention relates to rotor measurement technical fields, more particularly to a kind of rotor diameter detection device.
Background technique
Motor is by the way of rotor and stator cooperation, and the gap between rotor outer circle and bore of stator is just concerning complete machine gas Gap size, air gap is bigger, and the magnetic resistance between motor stator and rotor is bigger, and the conversion ratio that motor converts electric energy to mechanical energy is got over It is low.There are taper, motor complete machine non-uniform air-gaps, and rotor to be caused discontinuity situation occur for rotor surface, occurs different Often vibration generates abnormal sound, and therefore, the measuring outside diameter of rotor is particularly significant.
Existing rotor size is measured using outside micrometer, using outside micrometer measurement rotor " it is upper, In, under " three positions, measurement method uses the manual fixed rotor of tester, do not monitor, make to the circularity of entire rotor Be positioned using outside micrometer, measure and can have the case where large error, measurement precision is low.In addition, being needed after measurement Measurement data is analyzed, it is existing rotor diameter is measured after, according to standard, manually single measurement data is carried out pair Than judgement, system processing is not carried out to data and data are analyzed, there can be artificial erroneous judgement, generate the uncontrollable situation of quality, it can It is poor by property.
Summary of the invention
The invention solves purpose be to provide a kind of rotor diameter detection device, with improve rotor diameter measurement it is accurate Degree.
The technical solution of the present invention is as follows: providing a kind of rotor diameter detection device, comprising:
Supporting mechanism, rotor rotation are set on the supporting mechanism;
At least a pair of of spring measuring mechanism, two spring measuring mechanisms in each pair of spring measuring mechanism are with the rotor Radial symmetric setting, and two spring measuring mechanisms in each pair of spring measuring mechanism all and the rotor it is outer Circular surfaces contact, the rotor rotation drive each pair of spring measuring mechanism to generate stroke;
Sensor, the sensor is equipped on each pair of spring measuring mechanism, and the sensor is described every for obtaining The stroke is simultaneously converted into outer diameter numerical value by stroke to spring measuring mechanism.
The supporting mechanism includes opposite and spaced two support bases, is equipped at intervals with two rollings on each support base Wheel, the axial ends of the rotor are equipped with the armature spindle of one with the rotor coaxial, and an armature spindle is placed in a support On two idler wheels on seat, the rotor is located between two support bases.
The rotor diameter detection device further includes adjusting component, and the adjusting component includes being installed therein a support The end face of the regulating part of fixing seat and installation on the fixing seat on seat, the regulating part and armature spindle offsets, and described Regulating part can be along the axial movement of the rotor.
The regulating part is bolt, and the bolt is threadedly coupled with fixing seat.
The rotor diameter detection device further includes above the rotor for driving rotor in supporting mechanism The driving mechanism of rotation.
The driving mechanism includes rotating driver and the friction pulley that is mounted on the rotating driver, the friction pulley Outer rim contacted with the outer round surface of the rotor, the friction pulley drives the rotor to rotate by rotating driver.
The rotating driver is motor.
The rotor diameter detection device further includes press mechanism, and the driving mechanism is connect with the press mechanism, is led to Crossing the press mechanism contacts the outer rim of the friction pulley and the outer round surface of the rotor.
The press mechanism includes mounting base, pushes driver, guide rail, sliding block and bracket, the pushings driver with lead Rail is fixed in the mounting base, and the sliding block is mounted on guide rail, the bracket be fixed on sliding block and with push driver Connection, the motor are fixedly connected with bracket, are moved up and down by the pushing driver drives bracket.
The pushing driver is hydraulic cylinder, the piston rod connection of the bracket and hydraulic cylinder.
The rotor diameter detection device further includes data processing system, and the outer diameter numerical value is delivered to by the sensor The data processing system.
The sensor, the biography are installed on a spring measuring mechanism in each pair of spring measuring mechanism Sensor obtains the stroke of one spring measuring mechanism in each pair of spring measuring mechanism.
The spring measuring mechanism is equipped with measuring rod, and the measuring rod is contacted with the outer round surface of the rotor.
Each spring measuring mechanism includes the first connecting plate, the second connecting plate, movable block, fixed block and connector, In:
The movable block has the first connecting pin, second connection end, third connecting pin and the 4th connecting pin, the third connecting pin And the 4th connecting pin perpendicular to the line between first connecting pin and second connection end;
The fixed block has the 5th connecting pin, the 6th connecting pin and the 7th connecting pin, and the 7th connecting pin is perpendicular to described Line between 5th connecting pin and the 6th connecting pin;
First connecting plate and the second connecting plate be parallel and interval setting, and the first connecting plate is arranged close to rotor, the shifting Motion block and fixed block are all set between the first connecting plate and the second connecting plate, and the movable block is located above fixed block, described Measuring rod is fixed on movable block, and first connecting pin and the 5th connecting pin are fixedly connected with the first connecting plate, and described Two connecting pins and the 6th connecting pin are fixedly connected with the second connecting plate, and the connector is threaded through the 7th connecting pin and third connects It connects in end, is equipped between the third connecting pin and the 7th connecting pin and covers the spring on connector, the sensor is fixed on End in contact is connect on second connecting plate and with the 4th.
The measuring rod include measure bar body and set on it is described measurement bar body one end measuring block, the measuring block with The outer round surface of the rotor contacts, and the measurement bar body is fixed on the spring measuring mechanism.
The measuring block is made of alloy.
The spring measuring mechanism further includes casing, and described sleeve pipe includes sleeve body and is set to described sleeve pipe body shaft To the baffle ring of one end, described sleeve pipe ontology covers on connector and between third connecting pin and the 7th connecting pin, the gear Ring connect end in contact with third, and the spring pocket is in sleeve body and between baffle ring and the 7th connecting pin.
The sensor is displacement sensor.
Rotor of the present invention drives each pair of spring to survey and generates stroke when rotating, and obtains each pair of spring by sensor Stroke is converted into outer diameter numerical value again by the stroke of measuring mechanism, sensor, thus can by the rotor diameter detection device To detect rotor diameter automatically, compared with the prior art in by outside micrometer come detecting rotor diameter can reduce survey manually Error is measured, and then improves the precision of rotor diameter measurement.Outer diameter numerical value is counted, is analyzed by data processing system, and shape At SPC control figure and CPK, so that the quality stability to measurement process is monitored, the variation in measurement process is found in time, Prevent product quality to occur extremely, promotes reliability.
Detailed description of the invention
Fig. 1 is the structure chart of rotor external diameter detection device in the embodiment of the present invention.
Fig. 2 is the structure chart that left side is seen from Fig. 1.
Fig. 3 is structure chart seen from above in Fig. 1.
Fig. 4 is the structure chart that front side is seen from Fig. 1.
Fig. 5 is the structure chart of spring measuring mechanism in the embodiment of the present invention.
Fig. 6 is the structure chart of support base in the embodiment of the present invention.
Fig. 7 is that rotor is mounted on the schematic diagram in support construction in the embodiment of the present invention.
Fig. 8 is the architecture diagram of driving mechanism and press mechanism in the embodiment of the present invention.
Specific embodiment
As depicted in figs. 1 and 2, the rotor diameter detection device proposed in the embodiment of the present invention, including pedestal 100, support Mechanism, at least a pair of of spring measuring mechanism and sensor 500, in the present embodiment, rotor diameter detection device has two pairs of bullets Spring formula measuring mechanism 400.
Supporting mechanism is mounted on pedestal 100, and what rotor 300 rotated is mounted on supporting mechanism.Each pair of spring measurement Mechanism 400 is fixed on pedestal 100, and two spring measuring mechanisms 400 in each pair of spring measuring mechanism are with rotor 300 Radial symmetric setting, and two spring measuring mechanisms 400 in each pair of spring measuring mechanism all with the outer circle table of rotor 300 Face contact, the rotation of rotor 300 drive spring measuring mechanism 400 to generate stroke.It is equipped on each pair of spring measuring mechanism Sensor 500, sensor 500 are used to obtain the stroke of each pair of spring measuring mechanism and the stroke are converted into outer diameter number Value realizes rotor diameter measurement.It drives each pair of spring to survey when rotor rotates in this way and generates stroke, and obtained by sensor Stroke is converted into outer diameter numerical value again by the stroke of each pair of spring measuring mechanism, sensor, to pass through the rotor diameter Detection device can detect rotor diameter automatically, compared with the prior art in rotor diameter detected manually by outside micrometer It can reduce measurement error, and then improve the precision of rotor diameter measurement.
In the present embodiment, sensor is installed on a spring measuring mechanism 400 in each pair of spring measuring mechanism 500, sensor 500 obtains the stroke of a spring measuring mechanism 400 in each pair of spring measuring mechanism.Sensor 500 be displacement sensor, displacement sensor and rotor it is axially vertical.
In the present embodiment, one pair of them spring measuring mechanism is contacted with the outer round surface of the end of rotor axial one end, Another pair of spring measuring mechanism is contacted with the outer round surface of the end of the rotor axial other end, and the quantity of displacement sensor is Two, a displacement sensor is mounted on a pair of of spring measuring mechanism.
As shown in Figures 2 and 3, measuring rod 800, measuring rod 800 and rotor 300 are installed on spring measuring mechanism 400 Outer round surface contact.In the present embodiment, measuring rod 800 includes measuring bar body 810 and set on measurement 810 one end of bar body Measuring block 820, measuring block 820 are contacted with the outer round surface of rotor 400, and measurement bar body 810 is fixed on spring measuring mechanism On 400, measuring block 820 is made of alloy, caused by being reduced by measuring block because rotor surface is jagged and greasy dirt Error, to improve measurement accuracy.
As shown in figure 5, the simulation of spring measuring mechanism uses the measurement method of outside micrometer, each in the present embodiment Spring measuring mechanism includes the first connecting plate 410, the second connecting plate 420, movable block 430, fixed block 440,450 and of connector Four clamping plates 401.Movable block 430 has the first connecting pin 431, second connection end 432, third connecting pin 433 and the 4th connection End 434, the line between the first connecting pin 431 and second connection end 432 are parallel to the horizontal plane and perpendicular to the central axes of rotor, Third connecting pin 433 and the 4th connecting pin 434 are perpendicular to the line between the first connecting pin 431 and second connection end 432.
Fixed block 440 has the 5th connecting pin 441, the 6th connecting pin 442 and the 7th connecting pin 443, the 5th connecting pin 441 Line between the 6th connecting pin 442 is parallel to the horizontal plane and perpendicular to the central axes of rotor, the 7th connecting pin 443 perpendicular to Line between 5th connecting pin 441 and the 6th connecting pin 442.
Connection is there are two clamping plate 401 on first connecting plate 410, and there are two clamping plates 401 for connection on the second connecting plate 420.The One connecting plate 410 is parallel with the second connecting plate 420 and interval setting, the first connecting plate 410 are arranged close to rotor, the second connecting plate 420 are arranged far from rotor, and the first connecting plate 410 and the second connecting plate 420 are vertically arranged.Movable block 430 and fixed block 440 are all set between the first connecting plate 410 and the second connecting plate 420, and movable block 430 is located at 440 top of fixed block, measuring rod It is fixed on movable block 430.
First connecting pin 431 is fixedly connected with the upper end of the first connecting plate 410, the 5th connecting pin 441 and the first connecting plate 410 lower end is fixedly connected, and second connection end 432 is fixedly connected with the upper end of the second connecting plate 420, the 6th connecting pin 442 with The lower end of second connecting plate 420 is fixedly connected.Connector 450 is screw, and connector 450 is threaded through the 7th connecting pin 443 and the In three connecting pins 433, spring 460 is cased on connector 450, and the spring 460 is located at third connecting pin 433 and the 7th connecting pin Between 443, sensor 500 is fixed on the second connecting plate 420 and contacts with the 4th connecting pin 434.
It is connected between two spring measuring mechanisms in each pair of spring measuring mechanism by guide rod 490, the guide rod 490 It being connect with sensor 500, guide rod 490 can guarantee that two spring measuring mechanisms in each pair of spring measuring mechanism are coaxial, It avoids generating dislocation.
In the present embodiment, the end of 490 right end of guide rod is threaded through the first connecting plate of the spring measuring mechanism on the right 410, in the 7th connecting pin 443, the 4th connecting pin 434 and the second connecting plate 420, the end of 490 left end of guide rod is threaded through the left side The first connecting plate of spring measuring mechanism, the 7th connecting pin, in the 4th connecting pin and the second connecting plate, sensor 500 is pacified It is connect on the second connecting plate 420 of the spring measuring mechanism on the right and with the right end of guide rod 490 by lantern ring.
Spring measuring mechanism further includes casing, and casing includes sleeve body 471 and is set to the axial one end of sleeve body 471 Baffle ring 472,471 sets of sleeve body on connector 450 and between third connecting pin 433 and the 7th connecting pin 443, gear Ring 472 is contacted with third connecting pin 433, and 460 sets of spring in sleeve body 471 and positioned at baffle ring 472 and the 7th connecting pin 443 Between.
Before measuring rotor diameter, standard rotor exemplar is taken to put on the support structure, calibrates four measurement alloys to correctly Position, then, then rotor to be measured is taken to be put on supporting mechanism, rotor to be measured can make measuring block produce during rotation Raw displacement, and then will drive measuring rod and generate displacement, so that movable block generates displacement, movable block, which generates displacement, will make bullet Spring generates stroke, and then the displacement sensor for connecting end in contact with the 4th is driven to move, to obtain the stroke of spring, position Stroke is converted into outer diameter numerical value again by displacement sensor.
As shown in Figure 1 and Figure 4, supporting mechanism includes opposite and spaced two support bases 210.As shown in fig. 6, every Two idler wheels 212 and a notch 211 are equipped at intervals on a support base 210, two idler wheels 212 are located at 211 two sides of notch, notch 211 is V-shaped.As shown in figs. 4 and 7, the axial ends of rotor 300 is equipped with an armature spindle 310 coaxial with rotor 300, One armature spindle 310 is placed on two idler wheels 212 on a support base 210, and rotor 300 is located between two support bases 210, Idler wheel 212 is driven to rotate when rotor 300 rotates.
As shown in Figure 1, each support base 210 is movably mounted on pedestal 100, pedestal 100 is equipped with slide assemblies, sliding Rail 810 and the first mounting base 820 being mounted on sliding rail 810, the first mounting base 820 can be slided on sliding rail 810.To adjust two Spacing between a support base 210.
As shown in fig. 7, rotor diameter detection device further includes adjusting component, adjusting component includes being installed therein a branch The regulating part 222 for supportting the fixing seat 221 on seat 210 and being mounted in fixing seat 221, the end face of regulating part 222 and armature spindle 310 It offsets, and regulating part 222 can be along the axial movement of rotor 300, regulating part 222 and then pushes and turns along the axial movement of rotor 300 Son moves along its axis, so that rotor meets rotor test requirement in the axial direction.
In the present embodiment, regulating part 222 is bolt, and bolt 222 is threadedly coupled with fixing seat 221.
As shown in Figure 1, rotor diameter detection device further includes set on 300 top of rotor for driving rotor 300 propping up The driving mechanism 600 rotated on support mechanism drives rotor rotation that can reduce test caused by external force rotation by driving mechanism Error.
As shown in figure 8, driving mechanism includes rotating driver 610 and the friction pulley that is mounted on rotating driver 610 620, with reference to Fig. 1, the outer rim of friction pulley 620 is contacted with the outer round surface of rotor 300, and friction pulley 620 passes through rotating driver 610 Rotor 300 is driven to rotate.
In the present embodiment, rotating driver 610 is motor, and friction pulley is mounted in the shaft of motor, and motor driven drives Friction pulley rotation, and then drive rotor rotation.
As shown in Figure 1, rotor diameter detection device further includes press mechanism 700, driving mechanism 600 and press mechanism 700 Connection, contacts the outer rim of friction pulley 620 and the outer round surface of rotor 300 by press mechanism 700.
As shown in figure 8, press mechanism includes the second mounting base, pushes driver 730, guide rail 740, sliding block 750 and bracket 760, pushing driver 730 is hydraulic cylinder, and the second mounting base includes horizontal mounting plate 710 and horizontal mounting plate 720, is horizontally mounted Plate 710 is fixedly connected with pedestal, and horizontal mounting plate 720 is fixed on horizontal mounting plate 710, and hydraulic cylinder 730 and guide rail 740 are fixed On the same side of horizontal mounting plate 720, sliding block 750 is mounted on guide rail 740, bracket 760 be mounted on sliding block 750 and with The piston rod of hydraulic cylinder 730 connects, and motor 610 is fixedly connected with bracket 760.The piston rod of hydraulic cylinder extends downwardly, and drives branch Frame moves down, and then the outer round surface of friction pulley and rotor is driven to come into full contact with.
The rotor diameter detection device further includes the limiting buffer device 780 being fixed on horizontal mounting plate 710, limiting buffer Device is for limiting the downward stroke of hydraulic cylinder.
Such as Fig. 1, in the present embodiment, pedestal 100 is equipped with column 110, and horizontal mounting plate 710 is fixed on column 110.
As shown in figure 8, bracket 760 includes linear type plate 761 and L-type plate 762, linear type plate 761 is fixed on sliding block 750 On, one of straight-arm of L-type plate 762 is fixedly connected with linear type plate 761, another straight-arm and motor of L-type plate 762 610 are fixedly connected, and linear type plate 761 is equipped with link block 770, and the piston rod of hydraulic cylinder 730 is connect with link block 770.
Rotor diameter detection device further includes data processing system, and the outer diameter numerical value is delivered to data processing by sensor System, data processing system can be microcomputer micrometer, and outer diameter numerical value is counted, analyzed by data processing system, and is formed SPC control figure finds the variation in measurement process in time, prevents to produce so that the quality stability to measurement process is monitored Quality occurs extremely, promotes reliability.
The process of rotor diameter is measured in the present invention are as follows: take rotor to be measured to be placed in mechanism, adjustment measuring rod to survey The outer round surface of gauge block and rotor to be measured comes into full contact with, then adjustment bolt, and axial direction is made to meet rotor test requirement;Manually Mobile press mechanism, comes into full contact with friction pulley and the outer round surface of rotor to be measured, while adjusting limiting buffer device, with control Push driver stroke;It takes standard rotor exemplar to be placed on supporting mechanism again, by data processing system, calibrates on the touchscreen 4 measuring blocks are correct to position;After the completion of the above movement, takes rotor to be measured to be placed on supporting mechanism, press and start switch, under Press mechanism moves down, and when the outer round surface of friction pulley and rotor to be measured contacts, motor starts that friction pulley is driven at the uniform velocity to turn It is dynamic that (when the frictional force between rotor and friction pulley is greater than the downward pressure that rotor is subject to, rotor will be in the drive of friction pulley Lower uniform rotation);Measuring block, which is contacted during rotor uniform rotation and rotated with rotor surface, drives spring measuring mechanism Stroke is generated, sensor obtains the stroke of spring measuring mechanism and stroke is converted into outside outer diameter Numerical Implementation rotor Diameter measures (being measured);After the completion of 1 rotor measurement, next rotor measurement is carried out.
The rotor diameter detection device can be common to all of the folded thickness of rotor diameter difference between master body ± 10mm Model, radial dimension can be adjusted rotor diameter size by adjusting measuring rod, and axial dimension can pass through adjusting group Part is folded thickness to rotor and is adjusted.
Rotor diameter detection device of the invention has manual positioning, proofreads standard component, and automatic sampled measurements tie measurement Automatic point of fruit progress determines that the functions such as qualified and unqualified, the rotor diameter detection device have SPC statistics, overproof alarm, event Hinder the functions such as self diagnosis, prompt and protection, is that flexibility degree is high, measurement accuracy is high, the comprehensive electronic measuring instrument of superior performance.
Above specific embodiment is only to the design illustrated the present invention, and those skilled in the art are in this hair Various deformation and variation can be made under bright design, these deformations and variation are included within protection scope of the present invention.

Claims (18)

1. a kind of rotor diameter detection device characterized by comprising
Supporting mechanism, rotor rotation are set on the supporting mechanism;
At least a pair of of spring measuring mechanism, two spring measuring mechanisms in each pair of spring measuring mechanism are with the rotor Radial symmetric setting, and two spring measuring mechanisms in each pair of spring measuring mechanism all and the rotor it is outer Circular surfaces contact, the rotor rotation drive each pair of spring measuring mechanism to generate stroke;
Sensor, the sensor is equipped on each pair of spring measuring mechanism, and the sensor is described every for obtaining The stroke is simultaneously converted into outer diameter numerical value by stroke to spring measuring mechanism.
2. rotor diameter detection device according to claim 1, which is characterized in that the supporting mechanism include it is opposite and Every being equipped at intervals with two idler wheels on two support bases of setting, each support base, the axial ends of the rotor is equipped with one With the armature spindle of the rotor coaxial, an armature spindle is placed on two idler wheels on a support base, and the rotor is located at two Between a support base.
3. rotor diameter detection device according to claim 2, which is characterized in that the rotor diameter detection device is also wrapped Adjusting component is included, the component that adjusts includes the fixing seat being installed therein on a support base and installs on the fixing seat Regulating part, the end face of the regulating part and armature spindle offsets, and the regulating part can be along the axial movement of the rotor.
4. rotor diameter detection device according to claim 3, which is characterized in that the regulating part is bolt, the spiral shell Bolt is threadedly coupled with fixing seat.
5. rotor diameter detection device according to claim 1, which is characterized in that the rotor diameter detection device is also wrapped Include the driving mechanism for driving rotor to rotate on supporting mechanism being set to above the rotor.
6. rotor diameter detection device according to claim 5, which is characterized in that the driving mechanism includes rotation driving Device and the friction pulley being mounted on the rotating driver, the outer rim of the friction pulley are contacted with the outer round surface of the rotor, The friction pulley drives the rotor to rotate by rotating driver.
7. rotor diameter detection device according to claim 6, which is characterized in that the rotating driver is motor.
8. rotor diameter detection device according to claim 6 or 7, which is characterized in that the rotor diameter detection device It further include press mechanism, the driving mechanism is connect with the press mechanism, makes the friction pulley by the press mechanism Outer rim is contacted with the outer round surface of the rotor.
9. rotor diameter detection device according to claim 8, which is characterized in that the press mechanism include mounting base, It pushes driver, guide rail, sliding block and bracket, the pushing driver and guide rail to be fixed in the mounting base, the sliding block peace On guide rail, the bracket is fixed on sliding block and connect with driver is pushed, and the motor is fixedly connected with bracket, is passed through The pushing driver drives bracket moves up and down.
10. rotor diameter detection device according to claim 9, which is characterized in that the pushing driver is hydraulic cylinder, The connection of the piston rod of the bracket and hydraulic cylinder.
11. rotor diameter detection device according to claim 1, which is characterized in that the rotor diameter detection device is also Including data processing system, the outer diameter numerical value is delivered to the data processing system by the sensor.
12. rotor diameter detection device according to claim 1, which is characterized in that each pair of spring measuring mechanism In a spring measuring mechanism on the sensor is installed, the sensor obtains each pair of spring measuring mechanism In one spring measuring mechanism stroke.
13. according to claim 1 or rotor diameter detection device described in 12, which is characterized in that the spring measuring mechanism It is equipped with measuring rod, the measuring rod is contacted with the outer round surface of the rotor.
14. rotor diameter detection device according to claim 13, which is characterized in that each spring measuring mechanism includes First connecting plate, the second connecting plate, movable block, fixed block and connector, in which:
The movable block has the first connecting pin, second connection end, third connecting pin and the 4th connecting pin, the third connecting pin And the 4th connecting pin perpendicular to the line between first connecting pin and second connection end;
The fixed block has the 5th connecting pin, the 6th connecting pin and the 7th connecting pin, and the 7th connecting pin is perpendicular to described Line between 5th connecting pin and the 6th connecting pin;
First connecting plate and the second connecting plate be parallel and interval setting, and the first connecting plate is arranged close to rotor, the shifting Motion block and fixed block are all set between the first connecting plate and the second connecting plate, and the movable block is located above fixed block, described Measuring rod is fixed on movable block, and first connecting pin and the 5th connecting pin are fixedly connected with the first connecting plate, and described Two connecting pins and the 6th connecting pin are fixedly connected with the second connecting plate, and the connector is threaded through the 7th connecting pin and third connects It connects in end, is equipped between the third connecting pin and the 7th connecting pin and covers the spring on connector, the sensor is fixed on End in contact is connect on second connecting plate and with the 4th.
15. rotor diameter detection device according to claim 13, which is characterized in that the measuring rod includes measuring rod sheet Body and measuring block set on described measurement bar body one end, the measuring block contacts with the outer round surface of the rotor, the survey Gauge rod ontology is fixed on the spring measuring mechanism.
16. rotor diameter detection device according to claim 15, which is characterized in that the measuring block uses alloy system At.
17. rotor diameter detection device according to claim 14, which is characterized in that the spring measuring mechanism also wraps Casing is included, described sleeve pipe includes sleeve body and the baffle ring set on described sleeve pipe ontology axial direction one end, and described sleeve pipe ontology covers On connector and between third connecting pin and the 7th connecting pin, the baffle ring connect end in contact, the spring pocket with third In sleeve body and between baffle ring and the 7th connecting pin.
18. rotor diameter detection device according to claim 1, which is characterized in that the sensor is displacement sensor.
CN201910258689.0A 2019-04-01 2019-04-01 Rotor external diameter detection device Active CN109855586B (en)

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Cited By (4)

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CN111220109A (en) * 2018-11-26 2020-06-02 杭州三花研究院有限公司 Assembling device and product assembling method
CN111351457A (en) * 2020-02-21 2020-06-30 国家电网有限公司 Method and device for measuring residual elongation of top cover bolt of pumped storage unit
CN112325754A (en) * 2020-11-03 2021-02-05 杭州集智机电股份有限公司 Mechanical centering measuring device for high-speed balancing machine swing frame
CN116294896A (en) * 2023-03-21 2023-06-23 山东欧瑞安电气有限公司 Method for detecting outer diameter cylindricity of motor rotor

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